package com.astrob.TileSource;

import org.osmdroid.tileprovider.MapTile;
import org.osmdroid.tileprovider.tilesource.OnlineTileSourceBase;

/**
 * Created by colin on 2017/10/10.
 * <p>
 * <provider id="6020" type="0" visible="true" background="-1">
 * <name>等高线</name>
 * <mode>OCM等高线</mode>
 * <countries>China</countries>
 * <url><![CDATA[http://{s}.tile.opencyclemap.org/cycle/{z}/{x}/{y}.png]]></url>
 * <serverPart>a;b;c</serverPart>
 * <zoomPart>{z}-8</zoomPart>
 * <zoomMin>8</zoomMin>
 * <zoomMax>25</zoomMax>
 * <tileSize>256</tileSize>
 * <attribution><![CDATA[OCM等高线 Locus群3035043]]></attribution>
 * <extraHeader><![CDATA[Referer#http://opencyclemap.org/]]></extraHeader>
 * <extraHeader><![CDATA[User-Agent#Mozilla/5.0 (Windows NT 6.1; WOW64; rv:7.0.1) Gecko/20100101 Firefox/7.0.1]]></extraHeader>
 * </provider>
 */


public class OCMDGXMapsTileSource extends OnlineTileSourceBase {
    /**
     * @param aName                a human-friendly name for this tile source  自定图源义名字，会在手机外部存储中新建以该名字命名的文件夹，瓦片存储在其中
     * @param aZoomMinLevel        the minimum zoom level this tile source can provide  最小缩放级别
     * @param aZoomMaxLevel        the maximum zoom level this tile source can provide  最大缩放级别
     * @param aTileSizePixels      the tile size in pixels this tile source provides  瓦片质量 （256）
     * @param aImageFilenameEnding the file name extension used when constructing the filename  瓦片格式（jpg[有损压缩率高、不透明]、png[无损、透明]）
     * @param aBaseUrl             the base url(s) of the tile server used when constructing the url to download the tiles  下载瓦片的链接（前缀）
     */
    public OCMDGXMapsTileSource(String aName, int aZoomMinLevel, int aZoomMaxLevel, int aTileSizePixels,
                                String aImageFilenameEnding, String[] aBaseUrl) {
        super(aName, aZoomMinLevel, aZoomMaxLevel, aTileSizePixels, aImageFilenameEnding, aBaseUrl);
    }

    @Override
    public String getTileURLString(MapTile aTile) {
        String url = getBaseUrl() + aTile.getZoomLevel() + "/" + aTile.getX() + "/" + aTile.getY() + ".png";
        return url;
    }
}